For best performance, ensure the Salt components in your infrastructure are running on the latest major version of Salt. For example, check that your minions are on the latest version of Salt.
For instructions on upgrading your Salt masters and other Salt components, see Upgrading Your Salt Infrastructure.
For instructions on upgrading the Salt Crystal package, see How to Upgrade Salt Crystal.
What to do next
After upgrading Salt in your infrastructure, the next step is to upgrade the RaaS node. See Upgrade the RaaS node for more information.